| 摘要 |
FIELD: information technology. ^ SUBSTANCE: invention relates to mobile radio systems. In a known CDMA network access control system, comprising an authentication centre, base station and a mobile station, during reception and authentication at the base station of a received binary call sequence, it is determined right away, without additional verification, whether the said sequence is a binary call sequence for a serviced or non-serviced mobile station. ^ EFFECT: increased security from access denial to a CDMA network, caused by attackers - non-serviced mobile stations. ^ 21 dwg |
